There are 3 major ways of doing authentication and authorization:
• Windows: - In this mode the users are stored in windows local user groups.
• Forms: - In this mode we create a login screen and use the formsauthentication class to do validations. It’s a ticket based authentication.
• Passport :-In this mode the users are validated from Microsoft sites like hotmail , devhood , MSN etc , ticket is generated and that ticket can be used to do authentication and authorization in your web application.
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